But even when she's not strutting a tiny two-piece, Rimes knows how to werk it.

Just last night, she stepped onto the red carpet in a fit-and-flare tight LWD which accentuated her healthy curves and paired the look with a Chanel clutch and black ankle booties, before performing at the El Rey Theatre in Los Angeles for the Friend Movement Benefit Concert.

Meanwhile, in April, the 30-year-old lashed out at reports that she was suffering from an eating disorder.

"People said I was [anorexic]," she tells The Daily Mail, referring to her thin frame. "But I didn't have a problem with eating as I ate a ton all the time—I could eat my husband under the table! But I was going through a time when I just wasn't sleeping—my mind wouldn't shut off and my heart was breaking."

"Now I'm secure about my body, although I'm like any other woman and have my moments of self doubt. But it's nice to have a husband who tells you you're beautiful all the time. I'll say to him: 'I've gained a few pounds' and he'll say: 'Good!'"